鸿蒙中HUKS加解密
ui：import { TAG } from '@ohos/hypium/src/main/Constant'
import { HuksModel } from '../utils/HuksModel'
import Logger from '../utils/Logger'
@Entry
@Component
struct Index {
@State content: string = ''
@State encryptText: string = ''
@State decryptText: string = ''
private huksModel: HuksModel = new HuksModel()
build() {
Column() {
TextInput({ placeholder: '请输入加密内容', text: this.content }).onChange((value) => {
this.content = value
}).width('90%')
Button('加密').margin({ top: 20 }).onClick(() => {
console.log('vasdasdsadsa' + this.content)
this.huksModel.encryptData(this.content, (result: string) => {
this.encryptText = result
console.log('cascasvdasd' + JSON.stringify(result))
})
})
TextArea({
text: this.encryptText,
placeholder: '加密后的内容',
})
.placeholderFont({ size: 16, weight: 400 })
.width(336)
.height(56)
.margin(20)
.fontSize(16)
.fontColor('#182431')
Button('解密').margin({ top: 70 }).onClick(() => {
this.huksModel.decryptData((result: string) => {
this.decryptText = result
})
})
TextArea({
text: this.decryptText,
placeholder: '解密后的内容',
})
.placeholderFont({ size: 16, weight: 400 })
.width(336)
.height(56)
.margin(20)
.fontSize(16)
.fontColor('#182431')
}.width('100%').height('100%')
}
} util_CommonConstants
/*
* Copyright (c) Huawei Technologies Co., Ltd. 2024-2024. All rights reserved.
*/
/**
* Common constants for all features
*/
export default class CommonConstants {
/**
* Input length of the account.
*/
static readonly INPUT_ACCOUNT_LENGTH: number = 11;
/**
* Input length of the password.
*/
static readonly INPUT_PASSWORD_LENGTH: number = 8;
/**
* Left padding of the input box.
*/
static readonly INPUT_PADDING_LEFT: number = 0;
/**
* Delay time of simulated login.
*/
static readonly LOGIN_DELAY_TIME: number = 2000;
/**
* Common Spacing of Components.
*/
static readonly COMMON_SPACE: number = 12;
/**
* Spacing of other login methods.
*/
static readonly LOGIN_METHODS_SPACE: number = 44;
/**
* Prompt duration.
*/
static readonly PROMPT_DURATION: number = 2000;
/**
* User authentication dialog.
*/
static readonly PROMPT_AUTH_DURATION: number = 1000;
/**
* Home tab index.
*/
static readonly HOME_TAB_INDEX: number = 0;
/**
* Mine tab index.
*/
static readonly MINE_TAB_INDEX: number = 1;
/**
* Convert milliseconds to seconds.
*/
static readonly MILLISECONDS_TO_SECONDS: number = 1;
/**
* Grid columns template.
*/
static readonly HOME_COLUMNS_TEMPLATE: string = '1fr 1fr 1fr 1fr';
/**
* Grid rows template.
*/
static readonly HOME_ROWS_TEMPLATE: string = '1fr 1fr';
/**
* Grid columns template.
*/
static readonly SECOND_COLUMNS_TEMPLATE: string = '1fr 1fr';
/**
* Grid rows template.
*/
static readonly SECOND_ROWS_TEMPLATE: string = '1fr 1fr';
/**
* Preferences database name.
*/
static readonly PREFERENCES_NAME: string = 'login.db';
/**
* Logger tag.
*/
static readonly TAG: string = '';
/**
* Key storage field.
*/
static readonly KEY: string = 'key';
/**
* Password storage field.
*/
static readonly CRYPTO_PASSWORD: string = 'cryptoPassword';
/**
* UserName storage field.
*/
static readonly USER_NAME: string = 'userName';
/**
* Keys alias storage field.
*/
static readonly LOGIN_KEYS: string = 'loginKeys'
/**
* Display face authentication.
*/
static readonly IS_SHOW_FACE: string = 'isShowFace';
/**
* Display fingerprint authentication.
*/
static readonly IS_SHOW_FINGERPRINT: string = 'isShowFingerprint';
/**
* Login page url.
*/
static readonly ROUTER_LOGIN_URL: string = 'pages/LoginPage';
/**
* Register page url.
*/
static readonly ROUTER_REGISTER_URL: string = 'pages/RegisterPage';
/**
* Main page url.
*/
static readonly ROUTER_MAIN_URL: string = 'pages/MainPage';
/**
* Default distance between the prompt and the bottom.
*/
static readonly PROMPT_BOTTOM: string = '80vp';
/**
* The width or height of the component is spread across the parent component.
*/
static readonly FULL_PARENT: string = '100%';
/**
* The width of button.
*/
static readonly BUTTON_WIDTH: string = '90%';
} util_HuksModel
/*
* Copyright (c) 2023-2024 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import util from '@ohos.util';
import huks from '@ohos.security.huks';
import userAuth from '@ohos.userIAM.userAuth';
import promptAction from '@ohos.promptAction';
import Logger from './Logger';
const TAG: string = '';
const CHALLENG_LEN = 6;
const ALWAYSVAILD = 4;
const ENCODEINTO_BUFFER = 20;
const DECRYPT_BYTE = 16;
const IV: string = (Math.floor(Math.random() * 1000000000000) + 1).toString();
let NONCE = '123456789012';
let AAD = '124567890123456';
let AEAD = '124567890123456';
let cipherData: Uint8Array;
let cipherDataString: string;
let challengeNew = new Uint8Array(CHALLENG_LEN);
// 密钥明文
let PLAIN_TEXT_SIZE_16 = new Uint8Array([
0xfb, 0x8b, 0x9f, 0x12, 0xa0, 0x83, 0x19, 0xbe,
0x64, 0x0b, 0x88, 0x96, 0xe2, 0xfa, 0x77, 0xbc
]);
function stringToUint8Array(str: string): Uint8Array {
let arr = [];
for (let i = 0, j = str.length; i < j; ++i) {
arr.push(str.charCodeAt(i));
}
return new Uint8Array(arr);
}
function uint8ArrayToString(fileData): string {
let dataString = '';
for (let i = 0; i < fileData.length; i++) {
dataString += String.fromCharCode(fileData);
}
return dataString;
}
function base64ToArrayBuffer(info): Uint8Array {
return new util.Base64().decodeSync(info);
}
function base64ToString(byte): string {
return new util.Base64().encodeToStringSync(byte);
}
function encodeInto(str: string): Uint8Array {
let textEncoder = new util.TextEncoder();
let buffer = new ArrayBuffer(ENCODEINTO_BUFFER);
let result = new Uint8Array(buffer);
result = textEncoder.encodeInto(str);
console.info('retStr==' + result);
return result;
}
// 生成Sm2密钥属性信息
function getSm2GenerateProperties(properties): void {
let index = 0;
properties = {
tag: huks.HuksTag.HUKS_TAG_ALGORITHM,
value: huks.HuksKeyAlg.HUKS_ALG_SM2
};
properties = {
tag: huks.HuksTag.HUKS_TAG_KEY_SIZE,
value: huks.HuksKeySize.HUKS_SM2_KEY_SIZE_256
};
properties = {
tag: huks.HuksTag.HUKS_TAG_PURPOSE,
value: huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_ENCRYPT |
huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_DECRYPT
};
properties = {
tag: huks.HuksTag.HUKS_TAG_CHALLENGE_TYPE,
value: huks.HuksChallengeType.HUKS_CHALLENGE_TYPE_NORMAL
};
properties = {
tag: huks.HuksTag.HUKS_TAG_KEY_AUTH_PURPOSE,
value: huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_DECRYPT
};
properties = {
tag: huks.HuksTag.HUKS_TAG_USER_AUTH_TYPE,
value: huks.HuksUserAuthType.HUKS_USER_AUTH_TYPE_PIN
};
properties = {
tag: huks.HuksTag.HUKS_TAG_KEY_AUTH_ACCESS_TYPE,
value: ALWAYSVAILD
};
return;
}
// Sm2加密密钥属性信息
function getSm2EncryptProperties(properties): void {
let index = 0;
properties = {
tag: huks.HuksTag.HUKS_TAG_ALGORITHM,
value: huks.HuksKeyAlg.HUKS_ALG_SM2
};
properties = {
tag: huks.HuksTag.HUKS_TAG_KEY_SIZE,
value: huks.HuksKeySize.HUKS_SM2_KEY_SIZE_256
};
properties = {
tag: huks.HuksTag.HUKS_TAG_PURPOSE,
value: huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_ENCRYPT
};
properties = {
tag: huks.HuksTag.HUKS_TAG_DIGEST,
value: huks.HuksKeyDigest.HUKS_DIGEST_SM3
};
return;
}
// Sm2解密密钥属性信息
function getSm2DecryptProperties(properties): void {
let index = 0;
properties = {
tag: huks.HuksTag.HUKS_TAG_ALGORITHM,
value: huks.HuksKeyAlg.HUKS_ALG_SM2
};
properties = {
tag: huks.HuksTag.HUKS_TAG_KEY_SIZE,
value: huks.HuksKeySize.HUKS_SM2_KEY_SIZE_256
};
properties = {
tag: huks.HuksTag.HUKS_TAG_PURPOSE,
value: huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_DECRYPT
};
properties = {
tag: huks.HuksTag.HUKS_TAG_DIGEST,
value: huks.HuksKeyDigest.HUKS_DIGEST_SM3
};
return;
}
// AES加密密钥属性信息
function getAesEncryptProperties(properties): void {
let index = 0;
properties = {
tag: huks.HuksTag.HUKS_TAG_PURPOSE,
value: huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_ENCRYPT
};
properties = {
tag: huks.HuksTag.HUKS_TAG_PADDING,
value: huks.HuksKeyPadding.HUKS_PADDING_NONE
};
properties = {
tag: huks.HuksTag.HUKS_TAG_BLOCK_MODE,
value: huks.HuksCipherMode.HUKS_MODE_GCM
};
properties = {
tag: huks.HuksTag.HUKS_TAG_ASSOCIATED_DATA,
value: stringToUint8Array(AAD)
};
properties = {
tag: huks.HuksTag.HUKS_TAG_NONCE,
value: stringToUint8Array(NONCE)
};
properties = {
tag: huks.HuksTag.HUKS_TAG_AE_TAG,
value: stringToUint8Array(AEAD)
};
properties = {
tag: huks.HuksTag.HUKS_TAG_IV,
value: stringToUint8Array(IV)
};
return;
}
// AES解密密钥属性信息
function getAesDecryptProperties(properties, info): void {
let index = 0;
let t = base64ToArrayBuffer(info);
properties = {
tag: huks.HuksTag.HUKS_TAG_PURPOSE,
value: huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_DECRYPT
};
properties = {
tag: huks.HuksTag.HUKS_TAG_PADDING,
value: huks.HuksKeyPadding.HUKS_PADDING_NONE
};
properties = {
tag: huks.HuksTag.HUKS_TAG_BLOCK_MODE,
value: huks.HuksCipherMode.HUKS_MODE_GCM
};
properties = {
tag: huks.HuksTag.HUKS_TAG_ASSOCIATED_DATA,
value: stringToUint8Array(AAD)
};
properties = {
tag: huks.HuksTag.HUKS_TAG_NONCE,
value: stringToUint8Array(NONCE)
};
properties = {
tag: huks.HuksTag.HUKS_TAG_AE_TAG,
value: t.slice(t.length - DECRYPT_BYTE)
};
properties = {
tag: huks.HuksTag.HUKS_TAG_IV,
value: stringToUint8Array(IV)
};
return;
}
// 生成AES密钥属性信息
function getAesGenerateProperties(properties): void {
let index = 0;
properties = {
tag: huks.HuksTag.HUKS_TAG_PURPOSE,
value: huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_ENCRYPT |
huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_DECRYPT
};
properties = {
tag: huks.HuksTag.HUKS_TAG_PADDING,
value: huks.HuksKeyPadding.HUKS_PADDING_NONE
};
properties = {
tag: huks.HuksTag.HUKS_TAG_BLOCK_MODE,
value: huks.HuksCipherMode.HUKS_MODE_GCM
};
return;
}
function getAesPublicProperties(properties) {
let index = 0;
properties = {
tag: huks.HuksTag.HUKS_TAG_ALGORITHM,
value: huks.HuksKeyAlg.HUKS_ALG_AES
};
properties = {
tag: huks.HuksTag.HUKS_TAG_KEY_SIZE,
value: huks.HuksKeySize.HUKS_AES_KEY_SIZE_128
};
}
// 导入SM4密钥属性信息
function getImportKeyProperties(properties): void {
let index = 0;
properties = {
tag: huks.HuksTag.HUKS_TAG_ALGORITHM,
value: huks.HuksKeyAlg.HUKS_ALG_SM4
};
properties = {
tag: huks.HuksTag.HUKS_TAG_KEY_SIZE,
value: huks.HuksKeySize.HUKS_SM4_KEY_SIZE_128
};
properties = {
tag: huks.HuksTag.HUKS_TAG_PURPOSE,
value: huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_ENCRYPT |
huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_DECRYPT
};
return;
}
// SM4 加密密钥属性
function getSm4EnryptProperties(properties): void {
let index = 0;
properties = {
tag: huks.HuksTag.HUKS_TAG_ALGORITHM,
value: huks.HuksKeyAlg.HUKS_ALG_SM4
};
properties = {
tag: huks.HuksTag.HUKS_TAG_KEY_SIZE,
value: huks.HuksKeySize.HUKS_SM4_KEY_SIZE_128,
};
properties = {
tag: huks.HuksTag.HUKS_TAG_PURPOSE,
value: huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_ENCRYPT
};
properties = {
tag: huks.HuksTag.HUKS_TAG_BLOCK_MODE,
value: huks.HuksCipherMode.HUKS_MODE_CBC
};
properties = {
tag: huks.HuksTag.HUKS_TAG_PADDING,
value: huks.HuksKeyPadding.HUKS_PADDING_PKCS7
};
properties = {
tag: huks.HuksTag.HUKS_TAG_IV,
value: stringToUint8Array(IV)
};
return;
}
// SM4 解密密钥属性
function getSm4DeryptProperties(properties): void {
let index = 0;
properties = {
tag: huks.HuksTag.HUKS_TAG_ALGORITHM,
value: huks.HuksKeyAlg.HUKS_ALG_SM4
};
properties = {
tag: huks.HuksTag.HUKS_TAG_KEY_SIZE,
value: huks.HuksKeySize.HUKS_SM4_KEY_SIZE_128,
};
properties = {
tag: huks.HuksTag.HUKS_TAG_PURPOSE,
value: huks.HuksKeyPurpose.HUKS_KEY_PURPOSE_DECRYPT
};
properties = {
tag: huks.HuksTag.HUKS_TAG_BLOCK_MODE,
value: huks.HuksCipherMode.HUKS_MODE_CBC
};
properties = {
tag: huks.HuksTag.HUKS_TAG_PADDING,
value: huks.HuksKeyPadding.HUKS_PADDING_PKCS7
};
properties = {
tag: huks.HuksTag.HUKS_TAG_IV,
value: stringToUint8Array(IV)
};
return;
}
/**
* 功能模型
*/
export class HuksModel {
// 模拟使用HUKS生成新密钥
async encryptData(plainText: string, resultCallback): Promise<void> {
let aesKeyAlias = 'funding_account_token';
let handle;
let generateKeyProperties = new Array();
let publicProperties = new Array();
getAesGenerateProperties(generateKeyProperties);
getAesPublicProperties(publicProperties);
let generateKeyOptions = {
properties: publicProperties.concat(generateKeyProperties)
};
await huks.generateKeyItem(aesKeyAlias, generateKeyOptions).then((data) => {
Logger.info(TAG, `generate key success, data: ${JSON.stringify(data)}`);
}).catch((err) => {
Logger.error(TAG, `generate key failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
// 模拟使用HUKS生成的新密钥加密
let encryptProperties = new Array();
getAesEncryptProperties(encryptProperties);
let encryptOptions = {
properties: publicProperties.concat(encryptProperties),
inData: new Uint8Array(new Array())
};
await huks.initSession(aesKeyAlias, encryptOptions).then((data) => {
Logger.info(TAG, `encrypt initSession success, data: ${JSON.stringify(data)}`);
handle = data.handle;
}).catch((err) => {
Logger.error(TAG, `encrypt initSession failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
encryptOptions.inData = encodeInto(plainText);
await huks.finishSession(handle, encryptOptions).then((data) => {
Logger.info(TAG, `encrypt finishSession success, data: ${JSON.stringify(data)}`);
cipherData = data.outData;
cipherDataString = base64ToString(cipherData);
let that = new util.Base64Helper();
resultCallback(that.encodeToStringSync(cipherData));
}).catch((err) => {
Logger.error(TAG, `encrypt finishSession failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
promptAction.showToast({
message: `send message failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`,
duration: 6500,
});
});
}
// 模拟使用HUKS生成的新密钥进行解密
async decryptData(resultCallback): Promise<void> {
let decryptOptions = new Array();
let publicProperties = new Array();
getAesDecryptProperties(decryptOptions, cipherDataString);
getAesPublicProperties(publicProperties);
let aesKeyAlias = 'funding_account_token';
let handle;
let t = base64ToArrayBuffer(cipherDataString);
let options = {
properties: publicProperties.concat(decryptOptions),
inData: base64ToArrayBuffer(cipherDataString)
};
let emptyOptions = {
properties: []
};
await huks.initSession(aesKeyAlias, options).then((data) => {
Logger.info(TAG, `decrypt initSession success, data: ${JSON.stringify(data)}`);
handle = data.handle;
}).catch((err) => {
Logger.error(TAG, `decrypt initSession failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
options.inData = base64ToArrayBuffer(cipherDataString).slice(0, t.length - DECRYPT_BYTE);
await huks.finishSession(handle, options).then((data) => {
Logger.info(TAG, `decrypt finishSession success, data: ${JSON.stringify(data)}`);
resultCallback(uint8ArrayToString(data.outData));
}).catch((err) => {
Logger.error(TAG, `decrypt finishSession failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
promptAction.showToast({
message: `receive message failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`,
duration: 6500,
});
});
await huks.deleteKeyItem(aesKeyAlias, emptyOptions).then((data) => {
Logger.info(TAG, `delete key success, data: ${JSON.stringify(data)}`);
}).catch((err) => {
Logger.error(TAG, `delete key failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
}
// 模拟使用Sm2 生成密钥并进行加密
async encryptDataUseSm2(plainText: string, resultCallback): Promise<void> {
let sm2KeyAlias = 'test_sm2KeyAlias';
let handle;
let generateKeyProperties = new Array();
getSm2GenerateProperties(generateKeyProperties);
let generateKeyOptions = {
properties: generateKeyProperties
};
await huks.generateKeyItem(sm2KeyAlias, generateKeyOptions).then((data) => {
Logger.info(TAG, `generate key success, data: ${JSON.stringify(data)}`);
}).catch((err) => {
Logger.error(TAG, `generate key failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
let encryptProperties = new Array();
getSm2EncryptProperties(encryptProperties);
let encryptOptions = {
properties: encryptProperties,
inData: stringToUint8Array(plainText)
};
await huks.initSession(sm2KeyAlias, encryptOptions).then((data) => {
Logger.info(TAG, `encrypt initSession success, data: ${JSON.stringify(data)}`);
handle = data.handle;
}).catch((err) => {
Logger.error(TAG, `encrypt initSession failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
await huks.finishSession(handle, encryptOptions).then((data) => {
Logger.info(TAG, `encrypt finishSession success, data: ${JSON.stringify(data)}`);
cipherData = data.outData;
let that = new util.Base64Helper();
resultCallback(that.encodeToStringSync(cipherData));
}).catch((err) => {
Logger.error(TAG, `encrypt finishSession failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
promptAction.showToast({
message: `send message failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`,
duration: 6500,
});
});
}
async finishSession(handle, options, resultCallback, authToken: Uint8Array): Promise<void> {
await huks.finishSession(handle, options, authToken).then((data) => {
Logger.info(TAG, `decrypt finishSession success, data: ${JSON.stringify(data)}`);
resultCallback(uint8ArrayToString(data.outData));
}).catch((err) => {
Logger.error(TAG, `decrypt finishSession failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
promptAction.showToast({
message: `receive message failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`,
duration: 6500,
});
});
}
async userIAMAuthFinger(finishSessionFunction, param): Promise<void> {
Logger.info(TAG, 'start userAuth...');
const authParam: userAuth.AuthParam = {
challenge: challengeNew,
authType: ,
authTrustLevel: userAuth.AuthTrustLevel.ATL1
};
const widgetParam: userAuth.WidgetParam = {
title: 'PIN'
};
try {
let userAuthInstance = await userAuth.getUserAuthInstance(authParam, widgetParam);
Logger.info(TAG, 'get userAuth instance success');
await userAuthInstance.on('result', {
onResult(result) {
Logger.info(TAG, 'userAuthInstance callback result = ' + JSON.stringify(result));
finishSessionFunction(param.handleParam, param.optionsParam, param.resultCallbackParam, result.token);
}
});
Logger.info(TAG, 'auth on success');
await userAuthInstance.start();
Logger.info(TAG, 'auth on success');
} catch (error) {
Logger.error(TAG, 'auth catch error: ' + JSON.stringify(error));
}
}
// 模拟使用HUKS生成的新密钥进行低安访问控制与解密
async decryptDataUseSm2(resultCallback): Promise<void> {
let decryptOptions = new Array();
getSm2DecryptProperties(decryptOptions);
let sm2KeyAlias = 'test_sm2KeyAlias';
let handle;
let options = {
properties: decryptOptions,
inData: cipherData
};
let emptyOptions = {
properties: []
};
await huks.initSession(sm2KeyAlias, options).then((data) => {
Logger.info(TAG, `decrypt initSession success, data: ${JSON.stringify(data)}`);
handle = data.handle;
challengeNew = data.challenge;
}).catch((err) => {
Logger.error(TAG, `decrypt initSession failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
let finishSessionFunction = this.finishSession;
let param = {
handleParam: handle,
optionsParam: options,
resultCallbackParam: resultCallback,
};
await this.userIAMAuthFinger(finishSessionFunction, param);
}
// 模拟设备1使用旧密钥在本地进行加密
async encryptDataUserOldKey(plainText: string, resultCallback): Promise<void> {
let device1KeyAlias = 'device_1_key_alias';
let importKeyProperties = new Array();
getImportKeyProperties(importKeyProperties);
let importKeyOptions = {
properties: importKeyProperties,
inData: PLAIN_TEXT_SIZE_16
};
Logger.info(TAG, `key plain text: ${JSON.stringify(PLAIN_TEXT_SIZE_16)}`);
await huks.importKeyItem(device1KeyAlias, importKeyOptions).then((data) => {
Logger.info(TAG, `import key success, data: ${JSON.stringify(data)}`);
}).catch((err) => {
Logger.error(TAG, `import key failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
// 加密
let sm4EncryptProperties = new Array();
getSm4EnryptProperties(sm4EncryptProperties);
let sm4EncryptOptions = {
properties: sm4EncryptProperties,
inData: stringToUint8Array(plainText)
};
let handle;
await huks.initSession(device1KeyAlias, sm4EncryptOptions).then((data) => {
Logger.info(TAG, `encrypt initSession success, data: ${JSON.stringify(data)}`);
handle = data.handle;
}).catch((err) => {
Logger.error(TAG, `encrypt initSession failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
await huks.finishSession(handle, sm4EncryptOptions).then((data) => {
Logger.info(TAG, `encrypt finishSession success, data: ${JSON.stringify(data)}`);
cipherData = data.outData;
let that = new util.Base64Helper();
resultCallback(that.encodeToStringSync(cipherData));
}).catch((err) => {
Logger.error(TAG, `send message failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
promptAction.showToast({
message: `send message failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`,
duration: 6500,
});
});
// 加密完成删除本地密钥
let emptyOptions = {
properties: []
};
await huks.deleteKeyItem(device1KeyAlias, emptyOptions).then((data) => {
Logger.info(TAG, `delete key success, data: ${JSON.stringify(data)}`);
}).catch((err) => {
Logger.error(TAG, `delete key failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
}
// 模拟设备2导入设备1中的旧密钥
async importKey(): Promise<void> {
let keyAlias = 'import_device_1_key_alias';
let importOptions = new Array();
getImportKeyProperties(importOptions);
let huksoptions = {
properties: importOptions,
inData: PLAIN_TEXT_SIZE_16
};
Logger.info(TAG, `key plain text: ${JSON.stringify(PLAIN_TEXT_SIZE_16)}`);
await huks.importKeyItem(keyAlias, huksoptions).then((data) => {
Logger.info(TAG, `import key success, data: ${JSON.stringify(data)}`);
promptAction.showToast({
message: 'import old key success',
duration: 1000,
});
}).catch((err) => {
Logger.error(TAG, `import old key failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
promptAction.showToast({
message: `import old key failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`,
duration: 1000,
});
});
}
// 模拟设备2使用导入的设备1中的旧密钥进行解密
async decryptDataUserOldKey(resultCallback): Promise<void> {
let handle;
let keyAlias = 'import_device_1_key_alias';
let decryptProperties = new Array();
getSm4DeryptProperties(decryptProperties);
let decryptOptions = {
properties: decryptProperties,
inData: cipherData
};
// 解密
await huks.initSession(keyAlias, decryptOptions).then((data) => {
Logger.info(TAG, `decrypt initSession success, data: ${JSON.stringify(data)}`);
handle = data.handle;
}).catch((err) => {
Logger.error(TAG, `decrypt initSession failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
await huks.finishSession(handle, decryptOptions).then((data) => {
Logger.info(TAG, `decrypt finishSession success, data: ${JSON.stringify(data)}`);
resultCallback(uint8ArrayToString(data.outData));
}).catch((err) => {
Logger.error(TAG, `receive message failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
promptAction.showToast({
message: `receive message failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`,
duration: 6500,
});
});
// 解密完成删除本地密钥
let emptyOptions = {
properties: []
};
await huks.deleteKeyItem(keyAlias, emptyOptions).then((data) => {
Logger.info(TAG, `delete key success, data: ${JSON.stringify(data)}`);
}).catch((err) => {
Logger.error(TAG, `delete key failed, ${JSON.stringify(err.code)}: ${JSON.stringify(err.message)}`);
});
}
} util_Logger
/*
* Copyright (c) 2022 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { hilog } from '@kit.PerformanceAnalysisKit';
class Logger {
private domain: number;
private prefix: string;
private format: string = '%{public}s, %{public}s';
constructor(prefix: string) {
this.prefix = prefix;
this.domain = 0xFF00;
}
debug(...args: string[]) {
hilog.debug(this.domain, this.prefix, this.format, args);
}
info(...args: string[]) {
hilog.info(this.domain, this.prefix, this.format, args);
}
warn(...args: string[]) {
hilog.warn(this.domain, this.prefix, this.format, args);
}
error(...args: string[]) {
hilog.error(this.domain, this.prefix, this.format, args);
}
fatal(...args: string[]) {
hilog.fatal(this.domain, this.prefix, this.format, args);
}
isLoggable(level: number) {
hilog.isLoggable(this.domain, this.prefix, level);
}
}
export default new Logger('');
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